SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU (Transmitter) |
Receiving ECU (Receiver) |
Signal |
Line |
|---|---|---|---|
|
Certification ECU (Smart key ECU assembly) |
Main body ECU (Driver side junction block assembly) |
Wireless door lock signal |
CAN |
|
Main body ECU (Driver side junction block assembly) |
Power Back Door ECU (Power Back door motor unit)*1 Back Door Closer ECU (Multiplex Network Door ECU)*2 |
Power Back door control signal |
CAN |
System Description
How To Proceed With TroubleshootingDiagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
When the air conditioning system functions properly, DTC B1400/00 is output.
Air Conditioning System
DTC Code
Detection Item
Trouble Area
Memory*3
See page
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Ambient Temperature Sensor Circuit (B1412/12)
DESCRIPTION
The ambient temperature sensor is installed in front of the condenser. It detects
the ambient temperature to control air conditioning AUTO mode. This sensor is connected
to the A/C amplifier and detects fluctuations in the ambient temperature. ...
Operation Check
OPERATION CHECK
1. CHECK BASIC OPERATION
(a) Conditions necessary for the power back door to open:
The power back door main switch is off (switch is not pressed).
The back door is unlocked (except wireless operation).
The vehicle speed is 3 k ...